THE CANADIAN ENTOMOLOGIST. 205 



NEW SPECIES OF THERIDIID^. 



BY NATHAN BANKS, EAST FALLS CHURCH, VA. 



Theriditim pictuhim, n. sp. — Cephalothorax brown on sides, pale in 

 middle, but the pale contains a large goblet-shaped dark mark. Abdomen 

 black on base, with a median projection, followed by a narrow whitish- 

 mottled folium, margined with black, the black of base extends on sides 

 downward to the venter, enclosing a white spot on each anterior side. 

 Sides of abdomen white, more or less mottled with brown, spinnerets 

 surrounded with black, venter blackish, with a prominent median sub- 

 triangular snow-white mark, sternum brown. Legs white, with many black 

 bands ; femora i and ii with a narrow mark below before middle, a broader 

 one above at middle, a sub-apical ring, and a narrow apical mark ; patella 

 with sub-apical mark ; tibia with basal, median, sub-apical and apical 

 marks, none complete rings ; metatarsus with basal, median and apical 

 bands ; tarsus with median band. Legs iii and iv less marked, the femora 

 with sub-apical ring and apical mark ; patella with apical mark ; tibia 

 with median and apical bands ; metatarsus with basal, median and apical 

 bands ; tarsus with median band. Tibia i barely shorter than the meta- 

 tarsus i. Length, 9 , 3 mm. 



From Palo Alto, Calif (Coolidge). 



Tkeriduim inten-iiptwn^ n. sp. — Cephalothorax with a dark margin 



on the side, rest yellowish-brown ; abdomen grayish, with silvery-white 



spots and black marks as follows : a narrow stripe each side on anterior 

 part, on posterior part a much broader stripe each side, with obliquely- 

 pointed bases, and extending down on sides of abdomen behind; the sides 

 at base and near middle are also black ; venter pale, with a broad black 

 band across middle, but not reaching the sides ; sternum pale, narrowly 

 margined with black. Femora, patella? and tibic^of legs i and iv blackened 

 at tip, other legs less distinctly so. Abdomen rather elongate, not much 

 wider than cephalothorax, and somewhat flattened, truncate at base, 

 rounded at tip, region of epigynum swollen. (Fig. 9.) 



Length, 1.3 mm.; leg i, 2.4 mm. 



Miami, Florida, Feb. 16, under boards on the ground (Prof J. H. 

 Comstock). 



June, 1908 



